71306768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{342821}}^1$

素因数の和:342842

約数の個数: 20

約数和(自身を含む): 148784748

約数和(自身を除く): 77477980

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 342821, 685642, 1371284, 2742568, 4456673, 5485136, 8913346, 17826692, 35653384, 71306768]

約数ペア:

[(1, 71306768), (2, 35653384), (4, 17826692), (8, 8913346), (13, 5485136), (16, 4456673), (26, 2742568), (52, 1371284), (104, 685642), (208, 342821)]